Here are the pics from Bigroby.
Although they are very small we can see that it is a nicely patinated, obviously original EICKHORN army dagger with some early features.
I have asked for larger pics.
Regards,

IMG_1279.JPG (32.76 KB, 144 downloads)
IMG_1345.JPG (34.4 KB, 144 downloads)
IMG_1346.JPG (36.4 KB, 144 downloads)
IMG_1347.JPG (35.73 KB, 144 downloads)

wotan, gd.c-b#105

"Never look for sqare eggs" as a late owner of an original FHH-dagger used to say.